It represents the proposed method of seisis for reset of the thoracic and the lower vertebrae of the spine using a ladder. This is part of the text of Apollonius of Citium De articulis (On joints). Apollonius was a physician of the 1st century AD and in this book he studies the Hippocratic beliefs on the subject.
9th – 10th century AD
The codex was found in the library of the renowned Byzantine doctor Nikitas and is now held in the Biblioteca Medicea Laurenziana, in Florence Italy.